KX-T: TVS-50 PROBLEM

I have a KX-T624 and TVS50 that I set up for a friend. The TVS50 was not password protected and was compromised from an outside caller. They set up a “phantom” mail box and enabled it to access the CO lines to make international calls. The problem is that when you dial the VPS from any extension,

KX-T: List of KXT-V50 Voice Prompts

Some scumbag hacked into my friends unpassword protected TVS50 and changed some of the system voice prompts. I tried a system reset to factory default, which didnt fix it. I assume the actual voice prompt has been changed/modified. Does anyone have a list of the voice prompts? I know there are a to